Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2IVS callsign genealogy
Currently held by Pfister, John D
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K2IVS's current licensee, walking backwards.
- Pfister, John DNJgranted 2005-12-22cancelled 2013-09-10
Successor callsigns
Callsigns held now by people who previously held K2IVS.
No current licensee on record previously held this callsign.